{
  "$type": "site.standard.document",
  "bskyPostRef": {
    "cid": "bafyreig2ssbfu3tiv46lif5mb6yyl4n7aveoiwi6t6hwvtg5ckwgblsvay",
    "uri": "at://did:plc:6jak2nglasyaawg4v67i7lmr/app.bsky.feed.post/3mke5oluj7oz2"
  },
  "coverImage": {
    "$type": "blob",
    "ref": {
      "$link": "bafkreiarbpovl3uiypojvkczzui3mlyumtswn77u34wvkstgohdmmhlzoa"
    },
    "mimeType": "image/jpeg",
    "size": 69279
  },
  "path": "/lifestyle/health/doctor-explains-most-marathon-runners-37054268",
  "publishedAt": "2026-04-25T22:04:00.000Z",
  "site": "https://www.mirror.co.uk",
  "tags": [
    "Health",
    "London Marathon",
    "London Marathon training",
    "Marathon",
    "Healthy Lifestyle",
    "Exercise",
    "Expert Advice"
  ],
  "textContent": "As people are doing their final preparations ahead of the London Marathon, a gastroenterologist named Dr Trisha Pasricha has shared the reason why many runners will need the bathroom at mile 18",
  "title": "Doctor explains why most marathon runners always need the bathroom at mile 18"
}